157.123.21 is a class C of IPs

Sample IPs from the class C 157.123.21

157.123.21.20	View precise location of 157.123.21.20 on the map!
157.123.21.151	View precise location of 157.123.21.151 on the map!
157.123.21.222	View precise location of 157.123.21.222 on the map!
157.123.21.68	View precise location of 157.123.21.68 on the map!
157.123.21.38	View precise location of 157.123.21.38 on the map!
157.123.21.235	View precise location of 157.123.21.235 on the map!
157.123.21.177	View precise location of 157.123.21.177 on the map!
157.123.21.88	View precise location of 157.123.21.88 on the map!
157.123.21.123	View precise location of 157.123.21.123 on the map!
157.123.21.224	View precise location of 157.123.21.224 on the map!
157.123.21.175	View precise location of 157.123.21.175 on the map!

10 Random IPs

91.173.159.76	Find precise map location of 91.173.159.76
86.50.16.177	Find precise map location of 86.50.16.177
202.87.195.45	Find precise map location of 202.87.195.45
145.32.91.52	Find precise map location of 145.32.91.52
169.240.138.123	Find precise map location of 169.240.138.123
100.2.189.53	Find precise map location of 100.2.189.53
54.75.49.201	Find precise map location of 54.75.49.201
189.203.3.41	Find precise map location of 189.203.3.41
201.199.182.75	Find precise map location of 201.199.182.75
197.1.197.68	Find precise map location of 197.1.197.68
129.13.207.20	Find precise map location of 129.13.207.20

TestURI.org is a free web-sniffer.net alternative. It alows you to send custom HTTP request and check the HTTP response.